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TM 10-6640-215-13 5-17.  REMOVE/INSTALL BOILER LOW WATER PUMP. This task consists of: a.  Removal b.  Installation INITIAL SET-UP: Tools required General Mechanics Tool Kit, (Appendix B, Section III, Item 2) Material Required Teflon Tape, (Appendix E, Section II, Item 157) Equipment Condition Boiler low water cutoff pump control removed (para 5-15). General Safety Instructions WARNING ELECTRICAL SHOCK Before  performing  any  maintenance  actions  on  electrical  equipment,  ensure  all  electrical  power has been turned off.  Death or serious injury may occur from failure to do this. REMOVAL Remove Boiler Low Water Pump.  See Figure 5-15. a. At POWER PANEL No.  2, set circuit breaker A15CB5 to OFF. b. Close water feed boiler valve located on equipment wall and drain boiler. c. Tag for reconnection and disconnect low water pump wiring from junction box on back of electric steam boiler. d. Disconnect high pressure flexible hose from boiler inlet line. e. Disconnect two hoses from motor sensing valve. f. Remove four nuts, lockwashers, flat washers and screws. g. Remove boiler low water pump and mounting bracket from floor mount. h. Remove four nuts, lockwashers, flat washers and screws.  Remove mounting bracket from low water pump and retain for reuse. INSTALLATION Install Boiler Low Water Pump.  See Figure 5-15. a. Position boiler low water pump on mounting bracket. b. Install four flat washers, lock washers, screws and nuts. c. Position   boiler   low   water   pump   and   mounting   bracket   on   floor   mount.      Secure   with   four   flat   washers, lockwashers, screws and nuts. d. Connect two hoses to motor sensing valve. 5-30


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